“…Only three studies had available data for parents and teachers in all ADHD symptom domains: Multimodal Treatment of ADHD study (MTA Cooperative Group, 1999), Ercan et al (Ercan, Ardic, Kutlu, & Durak, 2014; Ercan, Varan, & Deniz, 2005; MTA Cooperative Group, 1999), and Yildiz et al (Yildiz Oc et al, 2007). In addition, seven studies (Chazan et al, 2011; Ercan et al, 2014; Ercan et al, 2005; Klein et al, 2004; MTA Cooperative Group, 1999; Schachar, Tannock, Cunningham, & Corkum, 1997; Tsai et al, 2013; Yildiz Oc et al, 2007) provided data for the domain H/I rated by parents (only). For the domain “inattention,” five studies (Chazan et al, 2011; Ercan et al, 2014; Ercan et al, 2005; MTA Cooperative Group, 1999; Tsai et al, 2013; Yildiz Oc et al, 2007) provided information from parents and four (Chazan et al, 2011; Ercan et al, 2014; Ercan et al, 2005; MTA Cooperative Group, 1999; Yildiz Oc et al, 2007) provided information from teachers.…”